FR803419A - Lampe à trois ou plus de trois électrodes - Google Patents

Lampe à trois ou plus de trois électrodes

Info

Publication number
FR803419A
FR803419A FR803419DA FR803419A FR 803419 A FR803419 A FR 803419A FR 803419D A FR803419D A FR 803419DA FR 803419 A FR803419 A FR 803419A
Authority
FR
France
Prior art keywords
electrodes
lamp
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Farnsworth Television Inc
Original Assignee
Farnsworth Television Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Farnsworth Television Inc filed Critical Farnsworth Television Inc
Application granted granted Critical
Publication of FR803419A publication Critical patent/FR803419A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • H01J19/30—Non-electron-emitting electrodes; Screens characterised by the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0012—Constructional arrangements
    • H01J2893/0019—Chemical composition and manufacture
    • H01J2893/002—Chemical composition and manufacture chemical
FR803419D 1936-03-13 1936-03-13 Lampe à trois ou plus de trois électrodes Expired FR803419A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR803419T 1936-03-13

Publications (1)

Publication Number Publication Date
FR803419A true FR803419A (fr) 1936-09-30

Family

ID=1553070

Family Applications (1)

Application Number Title Priority Date Filing Date
FR803419D Expired FR803419A (fr) 1936-03-13 1936-03-13 Lampe à trois ou plus de trois électrodes

Country Status (1)

Country Link
FR (1) FR803419A (fr)

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